In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

How do organic materials become soil? This science experiment measures what materials biodegrade.

Using a toy race car kids create a visual model of the Doppler Effect.

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

Learn all about balance and motion as your child designs a corn maze!